CN101730222B - Positioning measurement method, positioning measurement device and positioning measurement system in multi-carrier system - Google Patents
Positioning measurement method, positioning measurement device and positioning measurement system in multi-carrier system Download PDFInfo
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- CN101730222B CN101730222B CN2008101729719A CN200810172971A CN101730222B CN 101730222 B CN101730222 B CN 101730222B CN 2008101729719 A CN2008101729719 A CN 2008101729719A CN 200810172971 A CN200810172971 A CN 200810172971A CN 101730222 B CN101730222 B CN 101730222B
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Abstract
The embodiment of the invention discloses a positioning measurement method, a positioning measurement device and a positioning measurement system in a multi-carrier system, which relate to the technical field of communication and aim to improve the precision of positioning measurement and maintain the continuity of other services. The multi-carrier system comprises a terminal, neighboring base stations and a service base station. The positioning measurement method comprises the following steps of: determining a positioning measurement mode; and performing the positioning measurement mode-based positioning measurement through a multi-carrier mode. The technical scheme provided by the embodiment of the invention can be widely applied to a next-generation network.
Description
Technical field
The present invention relates to communication technical field, relate in particular to locating measurement method, Apparatus and system in a kind of multicarrier system.
Background technology
Existing LBS (Location based service, positioning service) can only carry out under the situation of single carrier.The terminal can only position measurement to different base stations (more than at least three) on the different time under single carrier wave.
In single-carrier system; Existing metering system comprises: based on U-TDOA (Uplink Time difference of Arrival; The up arrival time difference), three kinds of location survey modes of D-TDOA (Downlink Time difference of Arrival, descending arrival time difference) and RTD (Round trip delay, round-trip delay); Position reference information need be sent to the base station more than at least three in the terminal, could obtain location information of terminals more exactly.
The inventor finds that there is following shortcoming in prior art:
Along with the appearance of multicarrier system, in multicarrier system, whole bandwidth can be divided into a plurality of carrier waves, can be divided into four carrier waves, each carrier wave 5MHZ bandwidth such as the bandwidth of a 20MHZ.System can be on all carrier waves scheduling resource, thereby, further improve professional flexibility and service quality (for example: satisfy some) to the exigent business demand of peak rate.And the locating measurement method in the existing single-carrier system is inappropriate for and in multicarrier system, positions measurement, and concrete reason is following:
Because the location survey of LBS can only be carried out in the terminal under the situation of single carrier, so the terminal is merely able to a plurality of base stations are carried out the location survey of time-division.That is to say, after the terminal has only the location survey of having accomplished a base station, could position measurement, the consequent time difference,, can influence the precision of its location survey for the terminal of high-speed mobile to next base station.Simultaneously, use single carrier to carry out the location survey of LBS, then make the terminal, can't carry out other professional scheduling and transmission effectively using single carrier to position in the time of measurement.
Summary of the invention
The embodiment of the invention provides method, the Apparatus and system of location survey in a kind of multicarrier system, to improve the precision of location survey.
For achieving the above object, embodiments of the invention adopt following technical scheme:
On the one hand, the method for location survey in a kind of multicarrier system is provided, comprises:
Confirm the location survey mode;
Carry out location survey through multi-carrier mode based on said location survey mode; Wherein said location survey comprises: at least two carrier waves, simultaneously at least two base stations are positioned measurement or assist at least two base stations that self is positioned measurement simultaneously through said location survey mode; With
The location survey of time-division is carried out in remaining serving BS and/or adjacent base station or assist remaining serving BS and/or the location survey of time-division is carried out to self in adjacent base station through said location survey mode.
On the one hand, a kind of terminal is provided, comprises:
First determination module is used for confirming the location survey mode;
The first location survey module is used for carrying out the location survey based on the definite location survey mode of said determination module through multi-carrier mode; Wherein said location survey comprises: at least two carrier waves, simultaneously at least two base stations are positioned measurement or assist at least two base stations that self is positioned measurement simultaneously through said location survey mode; With
The location survey of time-division is carried out in remaining serving BS and/or adjacent base station or assist remaining serving BS and/or the location survey of time-division is carried out to self in adjacent base station through said location survey mode.
On the one hand, a kind of serving BS is provided, comprises:
Second receiver module is used for the location survey request of receiving terminal or network side;
The second location survey module is used for after said second receiver module receives the location survey request, through multi-carrier mode said terminal being positioned measurement;
Second determination module; Be used for after said second receiver module receives said location survey request; Select to position the adjacent base station of measurement, with said adjacent base station negotiate, the carrier index number of distributing resource, the mode of confirming location survey and/or the location survey of location survey with said terminal;
Sending module is used for the result that said second determination module is confirmed is sent to said terminal, supplies said terminal to assist the said second location survey module to position measurement.
On the one hand, the system of location survey in a kind of multicarrier system is provided also, comprises: terminal, adjacent base station and serving BS; Wherein,
Said terminal is used for confirming the location survey mode, carries out based on the location survey of said location survey mode or assists said serving BS and/or the location survey based on said location survey mode is carried out through multi-carrier mode in adjacent base station through multi-carrier mode; Wherein said location survey comprises: at least two carrier waves, simultaneously at least two base stations are positioned measurement or assist at least two base stations that self is positioned measurement simultaneously through said location survey mode; With
The location survey of time-division is carried out in remaining serving BS and/or adjacent base station or assist remaining serving BS and/or the location survey of time-division is carried out to self in adjacent base station through said location survey mode.。
The technical scheme that the embodiment of the invention provides; Terminal and base station can position measurement through multi-carrier mode; On the one hand; In this multi-carrier mode; The terminal can position measurement or assist at least two base stations that self is positioned measurement simultaneously at least two base stations simultaneously through the said location survey mode of confirming at least two carrier waves, than utilizing single carrier each base station to be carried out one by one the location survey of time-division: saved the time, improved the precision of location survey; On the other hand, in this multi-carrier mode, terminal and base station can also be dispatched on all the other carrier waves and transmit all the other business when being positioned measurement, thereby keep other professional continuitys.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the locating measurement method in the embodiment of the invention multicarrier system;
Fig. 2 is the schematic flow sheet of the locating measurement method in the embodiment of the invention four;
Fig. 3 is the schematic flow sheet of the locating measurement method in the embodiment of the invention five;
Fig. 4 is positioning measurment system and the structure chart of device in the embodiment of the invention multicarrier system.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
For improving the precision of location survey in the multicarrier system, the embodiment of the invention provides a kind of method of location survey, and is as shown in Figure 1, comprising:
S101 confirms the location survey mode;
S102 carries out the location survey based on said location survey mode through multi-carrier mode.
What is called is used for the multi-carrier mode of location survey; That is: on the one hand, the terminal can position measurement or assist at least two base stations that self is positioned measurement simultaneously at least two base stations simultaneously through the said location survey mode of confirming at least two carrier waves; On the other hand, all the other business can also dispatched and transmit in terminal and base station on all the other carrier waves when positioning measurement.
Wherein, among the S102, position measurement through multi-carrier mode and comprise:
The terminal positions measurement or assists at least two base stations that self is positioned measurement simultaneously at least two base stations simultaneously through the location survey mode of confirming at least two carrier waves; And/or
The terminal is carried out the location survey of time-division through the location survey mode confirmed to remaining serving BS and/or adjacent base station or is assisted remaining serving BS simultaneously and/or the location survey of time-division is carried out to self in adjacent base station on different carrier waves.
The method that the embodiment of the invention provides is than utilizing single carrier each base station to be carried out one by one the location survey of time-division: saved the time, improved the precision of location survey, kept other professional continuity.
In the embodiment of the invention, the location survey of LBS can be initiated according to business need in terminal and base station.For the location survey that initiate at the terminal, can be divided into and need the base station assigns location measurement information and do not need two kinds of base station assigns location measurement information.For the location survey that base station (according to the request of network side) initiated, the base station then can distribute location measurement information to position measurement to the terminal.The location survey of the LBS that initiates based on terminal and base station, the information interaction flow process of corresponding location survey can be different, and the location survey mode (U-TDOA, D-TDOA, RTD) that is suitable for also can be different.The location survey mode of U-TDOA is resource and the information that necessarily needs the base station assigns location survey; D-TDOA then can position measurement according to base station assigns relevant location survey resource and/or information with RTD location survey mode, also can be that the terminal directly positions measurement (not needing the corresponding resource of base station assigns) according to the mode of self confirming multicarrier.Below in conjunction with accompanying drawing the locating measurement method that the embodiment of the invention provides is described in detail.
Embodiment one
The location survey of LBS is initiated at the terminal, and the base station assigns resource assists the terminal to measure, and specifically comprises:
At first: the terminal is sent the location survey request message and is given serving BS, and request serving BS Resources allocation carries out the professional location survey based on LBS to different base stations for the terminal on a plurality of carrier waves.The content of location survey request message can comprise with the next item down or multinomial: location survey mode (U-TDOA, D-TDOA and RTD etc.) and/or the carrier index measured number and/or corresponding Measuring Time.
Secondly: after serving BS receives the location survey request message at terminal; Judgement through serving BS itself; Feedback location survey response message is given the terminal; Whether the notice terminal can use information requested to carry out the location survey of LBS, perhaps redistributes suitable location survey resource and gives the terminal.Serving BS feedback location survey response message (like LBS-RSP) is given the terminal, and this message content comprises with the next item down or multinomial: the identification number of range finding base station (comprising serving BS and adjacent base station), the call number of corresponding carrier wave, corresponding measurement duration, the out of Memory of corresponding location survey mode etc.
Then, the terminal receives after the location survey response message of serving BS, and the location survey of multicarrier is carried out according to the location measurement information that serving BS distributes in the terminal to serving BS and adjacent base station through multi-carrier mode.
Embodiment two
The location survey of LBS is initiated at the terminal, does not need the base station assigns resource to assist the terminal to position measurement, and the terminal directly uses a plurality of carrier waves that different base stations is positioned measurement, and the location survey mode can be D-TDOA mode or RTD mode.
Confirm to position when measuring when the terminal, specifically comprise with the D-TDOA mode:
The terminal is according to the scanning result of self, through multi-carrier mode the location survey of D-TDOA mode carried out in a plurality of base stations (serving BS and/or adjacent base station), calculates the position of oneself according to positioning measurement result.
Confirm to position when measuring when the terminal, specifically comprise with the RTD mode:
The terminal is according to the scanning result of self, through multi-carrier mode the location survey of RTD mode carried out in a plurality of base stations (serving BS and/or adjacent base station), calculates the position of oneself according to positioning measurement result.
Wherein, if the location survey that initiate the base station is the metering system of D-TDOA or RTD, the base station not necessarily need distribute the location survey resource to position measurement to the terminal so.In like manner, if the location survey that initiate at the terminal is the metering system of D-TDOA or RTD, also not necessarily need the resource of base station assigns location survey to give the terminal.
Embodiment three
The location survey based on the LBS of U-TDOA is initiated at the terminal; Different with embodiment two is, the terminal needs the base station assigns resource to assist the terminal to position measurement, and the location survey request message is at first sent to serving BS in the terminal; Serving BS and adjacent base station negotiate; Send the location survey response message to the terminal, after the terminal receives the location survey response message, through multi-carrier mode serving BS and/or adjacent base station are positioned measurement again.
Embodiment four
Serving BS is initiated the location survey of LBS, is the resource of terminal distribution location survey.As shown in Figure 2, comprising:
S201, serving BS receive network side carries out the location survey of LBS to the terminal service request.
S202, serving BS is held consultation with adjacent base station (serving BS can obtain relevant adjacent base station information from the Neighboring Cell List at terminal), distributes the resource of location survey.Ask adjacent base station assigns respective resources to position measurement, and negotiate content is returned to serving BS to the terminal.The content of consulting can be with the next item down or multinomial: location survey mode (U-TDOA, D-TDOA and RTD etc.), the carrier index measured number, corresponding Measuring Time, metrical information that corresponding location survey mode is required or the like.
S203, serving BS is certainly as the required resource of terminal distribution location survey.
S204, serving BS sends location survey response message (like LBS-RSP) to the terminal.This location survey request response comprises with the next item down or multinomial: the identification number of location survey mode, respective base station, the call number of corresponding carrier wave, the measurement duration of correspondence and/or the out of Memory of corresponding location survey mode; To different location survey modes, the content of corresponding location survey response message is also different.
S205, the terminal receives location survey response (like LBS-RSP) message, confirms the location survey mode according to this message; And position according to the multi-carrier mode of this message indication and to measure or assist the base station that self is positioned measurement.
Embodiment five
Based on the multicarrier location survey of U-TDOA, as shown in Figure 3, comprising:
S301, serving BS is confirmed the location survey mode based on U-TDOA, with adjacent base station negotiate, requires adjacent base station assigns resource to supply the terminal to position measurement.
S302; Range finding time, ranging code, the biasing of access chance and the carrier index number of the special use at terminal are confirmed to give in adjacent base station, and return the relevant parameter that is used for special ranging between terminal and the adjacent base station (range finding carrier index number, frame number, ranging code, the biasing of access chance) to serving BS.
S303, serving BS distribute the range finding time, range finding code word of self and adjacent base station, corresponding range finding carrier index number and insert the chance biasing and supply the terminal to position measurement.
S304, serving BS sends location survey response message (like LBS-RSP) to the terminal.This location survey response message comprises with the next item down or multinomial: the identification number of location survey mode, respective base station, the call number of corresponding carrier wave, the measurement duration of correspondence and/or the out of Memory of corresponding location survey mode.The mode of sending comprises:
Serving BS sends to the terminal through single carrier wave with the resource and/or the location survey mode of distributing; For example: serving BS sends a message through single carrier wave (carrier wave A) and comes the requirement terminal to initiate the special ranging to serving BS and adjacent base station to the terminal, and the information that this message is carried has (call number of the identification number of range finding base station, corresponding range finding carrier wave, corresponding measurement duration, range finding code word, send opportunity biasing).Perhaps
Serving BS through at least two carrier waves with the resource of distributing and/or location survey mode simultaneously or do not send to the terminal simultaneously; For example: serving BS sends a message through carrier wave A and comes the requirement terminal to initiate the special ranging to serving BS to the terminal; Serving BS sends a message through carrier wave B and comes the requirement terminal to initiate the special ranging to adjacent base station to the terminal; Wherein, Serving BS can send message through carrier wave A and carrier wave B simultaneously, perhaps adopts the mode of time-division to send corresponding message.
S305, serving BS and adjacent base station assigns ascending resource carry out special ranging to the terminal.
S306, the terminal receives location survey response (like LBS-RSP) message, confirms as the location survey mode based on U-TDOA; And position according to the multi-carrier mode of this message indication and to measure or assist the base station that self is positioned measurement.Specifically comprise:
If the fixed time intercarrier B in correspondence adjacent base station range finding has the special ranging resource; The terminal confirms that specific zone is used for sending the special ranging sign indicating number; And, on carrier wave B, send the special ranging sign indicating number and give corresponding adjacent base station according to the transmission opportunity that the access chance biasing of in message, carrying confirms to send the special ranging sign indicating number.Adjacent base station measurement is adjustment amount t2 regularly, is aggregated into serving BS to the result of the range finding of special ranging sign indicating number.
If the fixed time intercarrier A of range finding has the special ranging resource in the corresponding with service base station; The terminal confirms that specific zone is used for sending the special ranging sign indicating number; And, on carrier wave A, send the special ranging sign indicating number and give serving BS according to the transmission opportunity that the access chance biasing of in message, carrying confirms to send the special ranging sign indicating number.Serving BS is measured regularly adjustment amount t3.
The relevant information that reporting message that serving BS directly obtains according to self or through adjacent base station obtains is calculated U-TDOA, T1=(t3-t2)/2, and further calculate the position at terminal, accomplish the positioning function of LBS.
Embodiment six
Based on the multicarrier location survey of RTD, all be under the synchronous situation of up-downgoing between terminal and the base station, can obtain the round-trip delay between terminal and the base station through the Time Calculation of transmitting between message or the data between terminal and the base station.Under situation not synchronous between terminal and the base station, the terminal need initially be inserted the base station, after reaching up-downgoing synchronously, and could be through calculating the time of message and transfer of data each other, the round-trip delay between acquisition terminal and the base station.Serving BS can calculate the position at terminal through obtaining the terminal to the round-trip delay between a plurality of base stations.Comprise:
At first, serving BS will (include but not limited to the next item down or multinomial: the resource of location survey mode, distribution) send to the terminal with the information after the adjacent base station negotiate through single carrier wave; Through at least two carrier waves during with this information of same or the mode (not simultaneously) through the time-division send to said terminal.
Secondly, the location survey mode based on RTD is confirmed as according to the information such as resource of location survey mode and/or distribution in the terminal; And position according to the multi-carrier mode of this message indication and to measure or assist the base station that self is positioned measurement.Can at least two carrier waves, position measurement simultaneously to improve the precision of measuring at least two base stations.For example: the terminal is according to the result who consults, and on carrier wave A, serving BS carried out the location survey of RTD, simultaneously, on carrier wave B and carrier wave C, respectively adjacent base station 1 and adjacent base station 2 carried out the location survey of RTD.Also can be according to information such as resource of distributing and/or location survey modes, on carrier wave A, serving BS carried out the location survey of RTD earlier, then, on carrier wave B and carrier wave C, simultaneously adjacent base station 1 and adjacent base station 2 are carried out the location survey of RTD again.Wherein, if the terminal also has carrier wave D, then the terminal is when measuring the base station through carrier wave A, carrier wave B and/or carrier wave C, and all the other business can be continued on carrier wave D, to dispatch and transmit in the terminal; In like manner, all the other business can dispatched and transmit in the base station also on carrier wave B, carrier wave C and/or carrier wave D.
At last, positioning measurement result that the terminal will record a plurality of base stations through a plurality of carrier waves or terminal self are calculated the positional information that obtains and are fed back to serving BS, and serving BS calculates or directly obtain the position at terminal according to the last feedack in terminal.
Embodiment seven
Based on the multicarrier location survey of D-TDOA, adjacent base station of terminal scanning and the downstream signal through the measuring adjacent base station obtain the relative time delay RD of terminal to adjacent base station and serving BS.When the terminal obtains the relative time delay RD and relevant Base Station Identification of terminal to adjacent base station and serving BS; And/or the commute time delay RTD value of terminal and serving BS, just in RNG-REQ message, carry information (comprise with the next item down or multinomial: the terminal is to the RD in relative time delay of adjacent base station and serving BS, relevant Base Station Identification and the commute time delay RTD value of terminal and serving BS) to serving BS.Serving BS just can calculate the position at terminal according to these information of terminal to report.Comprise:
At first, serving BS will (include but not limited to the next item down or multinomial: the resource of location survey mode, distribution) send to the terminal with the information after the adjacent base station negotiate through single carrier wave; Through at least two carrier waves during with this information of same or the mode (not simultaneously) through the time-division send to said terminal.
Secondly, the location survey mode based on D-TDOA is confirmed as according to the information that receives in the terminal; And position according to the multi-carrier mode of this message indication and to measure or assist the base station that self is positioned measurement.Can at least two carrier waves, position measurement simultaneously to improve the precision of measuring at least two base stations.For example: the terminal is according to the information that receives, on carrier wave A, serving BS carried out the location survey of D-TDOA, simultaneously, and on the one hand.The relative time delay (RD) of terminal between interscan preset time on the carrier wave B and measuring adjacent base station 1 and serving BS; On the other hand, the relative time delay (RD) of terminal between interscan preset time on the carrier wave C and measuring adjacent base station 2 and serving BS.Also can be according to the result who consults; On carrier wave A, serving BS carried out earlier the location survey of D-TDOA; Then, on carrier wave B and carrier wave C, simultaneously adjacent base station 1 and adjacent base station 2 are carried out the location survey of D-TDOA again, the relative time delay (RD) of obtaining adjacent base station 1 and adjacent base station 2 and serving BS.
At last, positioning measurement result that the terminal will record a plurality of base stations through a plurality of carrier waves or the terminal positional information that calculates feed back to serving BS, and serving BS calculates or directly obtain the position at terminal according to the last feedack in terminal.
In the above-described embodiments; When needs serving BS Resources allocation supplies the terminal to position measurement; Serving BS receives the location survey request at network side or terminal; Confirm the mode of location survey; Resource with adjacent base station negotiate, distribution location survey; Then, with the carrier index of carrying the location survey mode and/or measuring number and/or the resource of distributing (for example: corresponding Measuring Time, and/or the sign indicating number resource used of corresponding measurement with insert chance biasing resource) etc. the message of information (for example: the location survey response message) mode through single carrier or multicarrier (through at least two carrier waves whiles or do not send the result of this negotiation simultaneously) mode sends to the terminal.Wherein, Base station (comprising: serving BS and adjacent base station) can be through explicit (serving BS and/or adjacent base station are through number sending to the carrier index of location survey said terminal in the mode of carrying message on one or more carrier waves) or implicit expression (serving BS and/or adjacent base station are being distributed on two carrier waves that the terminal positions measurement send the information of confirming location survey at least, and then location survey is just carried out at the terminal on the carrier wave of said correspondence) mode the carrier index of location survey number is sent to the terminal.So-called explicit; Promptly in message content, carry out clear and definite indication; And implicit expression; Then refer to the base station through arbitrary carrier wave (for example: carrier wave A) send when measuring relevant message, then this terminal through this initiation and this base station location survey and calculate and pass through this carrier wave (carrier wave A) and feed back measurement result according to this carrier wave (carrier wave A) to serving BS.After the terminal receives measurement result; Can confirm location survey mode (U-TDOA according to the indication in this negotiation result; D-TDOA; Or RTD), and (for example: the matching relationship on corresponding carrier wave, base station and measurement opportunity) position measurement, and at least two carrier waves, at least two base stations are positioned measurement simultaneously through the mode of confirming according to the indication in this negotiation result.
On the other hand, the terminal also can select suitable location survey mode not need the location survey of serving BS Resources allocation, can be the D-TDOA mode, also can be the RTD mode.The location survey mode is confirmed at terminal self, carries out the location survey based on said location survey mode through multi-carrier mode.
In the above-described embodiments; The terminal need position measurement to the base station more than at least three could obtain location information of terminals exactly; Therefore, the terminal can also be carried out the location survey of time-division to remaining serving BS and/or adjacent base station or assist remaining serving BS and/or the location survey of time-division is carried out to self in adjacent base station through the location survey mode confirmed.For example: at the terminal at least two base stations position simultaneously measure before and/or afterwards, the terminal positions measurement through the mode of confirming to remaining serving BS and the timesharing of adjacent base station on identical or different carrier wave; And/or at least two carrier waves, remaining serving BS and adjacent base station are positioned measurement simultaneously through the mode of confirming.
The embodiment of the invention is to multicarrier system, and the terminal can utilize the ability of its multicarrier, on a plurality of carrier waves simultaneously or do not carry out the location survey of LBS simultaneously.For improving the precision of location survey in the multicarrier system, the embodiment of the invention provides a kind of system and device of location survey:
Positioning measurment system in the multicarrier system that the embodiment of the invention provides, as shown in Figure 4, comprising: terminal 1, serving BS 3 and adjacent base station 5;
Terminal 1 is used for confirming the location survey mode, carries out carrying out the location survey based on the location survey mode based on the location survey of location survey mode or assistance services base station 3 and/or adjacent base station 5 through multi-carrier mode through multi-carrier mode.
On the one hand, in this system, terminal 1 also is used for self confirming the mode (for example: U-TDOA, D-TDOA or RTD) of location survey, then, carries out the location survey based on this location survey mode through multi-carrier mode again.
On the one hand, in this system, serving BS 3 also is used for the location survey request of receiving terminal 1 or network side; Select to position the adjacent base station 5 of measurement, with the resource of adjacent base station 5 negotiation location surveys with terminal 1; With negotiation result through at least two carrier waves or single carrier wave simultaneously or the time-division send to terminal 1.Therefore, in this system:
Terminal 1; Also be used for sending the location survey request to serving BS 3; (this message can be the response message of location survey request message to the message that reception serving BS 3 sends; Or other Indication message), confirm the location survey mode according to message, the multi-carrier mode of indicating according to message positions measurement;
Serving BS 3; Be used for the location survey request of receiving terminal 1 or network side; Select to position with terminal 1 the adjacent base station 5 of measurement, the carrier index number with resource, the mode of confirming location survey and/or the location survey of location survey are consulted, distributed in adjacent base station 5 sends to terminal 1 with the result who confirms; Cooperate with terminal 1, terminal 1 is positioned measurement through multi-carrier mode.
The embodiment of the invention also provides a kind of terminal 1, and is as shown in Figure 4, comprising:
First determination module 11 is used for confirming the location survey mode;
The first location survey module 13, the location survey of the location survey mode that is used for carrying out confirming based on said first determination module 11 through multi-carrier mode or assistance services base station 3 and/or adjacent base station 5 are carried out the location survey confirmed based on said first determination module 11 through multi-carrier mode.
This terminal 1 can further include first receiver module 15, is used to receive the message that serving BS 3 sends, and message is carried the carrier index number of location survey mode, negotiation result and/or location survey;
First determination module 11 also is used for confirming the location survey mode according to the message that first receiver module 15 receives; And
The first location survey module 13 also is used for positioning measurement or assistance services base station 3 and/or adjacent base station 5 according to the multi-carrier mode that the message that first receiver module 15 receives is indicated and positions measurement.
The embodiment of the invention also provides a kind of serving BS 3, and is as shown in Figure 4, comprising:
Second receiver module 31 is used for the location survey request of receiving terminal 1 or network side;
The second location survey module 33 is used for after second receiver module 31 receives the location survey request, through multi-carrier mode terminal 1 being positioned measurement;
Second determination module 35; Be used for after second receiver module 31 receives the location survey request; Select to position the adjacent base station 5 of measurement, the carrier index number of consulting, distributing resource, the mode of confirming location survey and/or the location survey of location survey with adjacent base station 5 with terminal 1;
Sending module 37 is used for that the result that second determination module 35 is confirmed is sent to terminal 1 and (will sends to terminal 1 with the information after 5 negotiations of adjacent base station through single carrier wave; Through at least two carrier waves during with this information of same or the mode through the time-division send to terminal 1), supply terminal 1 to assist 1 second location survey module 33 to position measurement.
Wherein, the mode that sending module 37 can be through explicit or implicit expression number sends to terminal 1 with the carrier index of location survey.When the mode of utilizing carrier wave A through implicit expression when negotiation result is sent at terminal 1, then terminal 1 will be initiated location surveys and feed back positioning measurement result to serving BS 3 through carrier wave A.
Positioning measuring device in the multicarrier system that the embodiment of the invention provides; Terminal 1 can position measurement through multi-carrier mode with serving BS 3; On the one hand; In this multi-carrier mode; Terminal 1 can position measurement or assist at least two base stations that self is positioned measurement simultaneously at least two base stations (serving BS 3 and/or adjacent base station 5) simultaneously through the said location survey mode of confirming at least two carrier waves, than utilizing single carrier each base station to be carried out one by one the location survey of time-division: saved the time, improved the precision of location survey; On the other hand, in this multi-carrier mode, terminal and base station can also be dispatched on all the other carrier waves and transmit all the other business when being positioned measurement, thereby keep other professional continuitys.
The above; Be merely embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technical staff who is familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (15)
1. the locating measurement method in the multicarrier system is characterized in that, comprising:
Confirm the location survey mode;
Carry out location survey through multi-carrier mode based on said location survey mode; Wherein said location survey comprises: at least two carrier waves, simultaneously at least two base stations are positioned measurement or assist at least two base stations that self is positioned measurement simultaneously through said location survey mode; With
The location survey of time-division is carried out in remaining serving BS and/or adjacent base station or assist remaining serving BS and/or the location survey of time-division is carried out to self in adjacent base station through said location survey mode.
2. according to the locating measurement method in the said multicarrier system of claim 1, it is characterized in that,
Said location survey mode comprises the location survey that arrives time difference, descending arrival time difference or round-trip delay based on up.
3. according to the locating measurement method in the said multicarrier system of claim 2, it is characterized in that said definite location survey mode comprises:
The location survey mode is confirmed at terminal self; Perhaps
Serving BS is confirmed the location survey mode according to the location survey request at network side or said terminal, and said location survey mode is sent to said terminal.
4. according to the locating measurement method in the said multicarrier system of claim 3, it is characterized in that said serving BS also comprises when confirming the location survey mode according to the location survey request at network side or said terminal:
Said serving BS and adjacent base station negotiate, the resource of distributing location survey;
The said resource that said serving BS will distribute sends to said terminal.
5. according to the locating measurement method in the said multicarrier system of claim 4, it is characterized in that said resource that said serving BS will distribute and/or location survey mode send to said terminal and comprise:
Said serving BS sends to said terminal through said resource and/or the location survey mode that single carrier wave will distribute; Or
Said serving BS at least two carrier waves with the said resource of location survey mode and/or distribution through simultaneously or the mode of time-division send to said terminal.
6. according to the locating measurement method in the said multicarrier system of claim 4, it is characterized in that, also comprise after the resource of said serving BS and said adjacent base station negotiate, distribution location survey:
Said serving BS and/or the adjacent base station mode through explicit or implicit expression number sends to said terminal with the carrier index of location survey.
7. according to the locating measurement method in the said multicarrier system of claim 1, it is characterized in that, saidly also comprise when carrying out the location survey based on said location survey mode through multi-carrier mode:
Said terminal and base station are dispatched on all the other carrier waves and are transmitted all the other business.
8. a terminal is characterized in that, comprising:
First determination module is used for confirming the location survey mode;
The location survey of the location survey mode that the first location survey module, the location survey of the location survey mode that is used for carrying out confirming based on said first determination module through multi-carrier mode or assistance services base station and/or adjacent base station carry out through multi-carrier mode confirming based on said first determination module; Wherein said location survey comprises: at least two carrier waves, simultaneously at least two base stations are positioned measurement or assist at least two base stations that self is positioned measurement simultaneously through said location survey mode; With
The location survey of time-division is carried out in remaining serving BS and/or adjacent base station or assist remaining serving BS and/or the location survey of time-division is carried out to self in adjacent base station through said location survey mode.
9. said according to Claim 8 terminal is characterized in that, also comprises:
First receiver module is used to receive the message that said serving BS sends, and said message is carried the carrier index number of location survey mode and/or negotiation result and/or location survey;
Said first determination module also is used for confirming said location survey mode according to the message that said first receiver module receives; And
The multi-carrier mode that the message that the said first location survey module also is used for receiving according to said first receiver module is indicated positions measurement or assists said serving BS and/or adjacent base station to position measurement.
10. a serving BS is characterized in that, comprising:
Second receiver module is used for the location survey request of receiving terminal or network side;
The second location survey module is used for after said second receiver module receives the location survey request, through multi-carrier mode said terminal being positioned measurement;
Second determination module; Be used for after said second receiver module receives said location survey request; Select to position the adjacent base station of measurement, with said adjacent base station negotiate, the carrier index number of distributing resource, the mode of confirming location survey and/or the location survey of location survey with said terminal;
Sending module is used for the result that said second determination module is confirmed is sent to said terminal, supplies said terminal to assist the said second location survey module to position measurement.
11. according to the said serving BS of claim 10, it is characterized in that,
Said sending module comprises that also the mode through explicit or implicit expression number sends to said terminal with the carrier index of location survey.
12. the positioning measurment system in the multicarrier system is characterized in that, comprising: terminal, adjacent base station and serving BS; Wherein,
Said terminal is used for confirming the location survey mode, carries out based on the location survey of said location survey mode or assists said serving BS and/or the location survey based on said location survey mode is carried out through multi-carrier mode in adjacent base station through multi-carrier mode; Wherein said location survey comprises: at least two carrier waves, simultaneously at least two base stations are positioned measurement or assist at least two base stations that self is positioned measurement simultaneously through said location survey mode; With
The location survey of time-division is carried out in remaining serving BS and/or adjacent base station or assist remaining serving BS and/or the location survey of time-division is carried out to self in adjacent base station through said location survey mode.。
13. the positioning measurment system according in the said multicarrier system of claim 12 is characterized in that,
Said terminal also is used for sending the location survey request to said serving BS, receives the message that said serving BS sends, and confirms the location survey mode according to said message, and the multi-carrier mode of indicating according to said message positions measurement;
Said serving BS; Be used for the location survey request of receiving terminal or network side; Select to position the adjacent base station of measurement,, the result who confirms is sent to said terminal with said adjacent base station negotiate, the carrier index number of distributing resource, the mode of confirming location survey and/or the location survey of location survey with said terminal; Cooperate with said terminal, said terminal is positioned measurement through multi-carrier mode.
14. the positioning measurment system according in the said multicarrier system of claim 12 is characterized in that,
Said terminal also is used for self confirming the mode of location survey, carries out the location survey based on said location survey mode through multi-carrier mode.
15. the positioning measurment system according in the arbitrary said multicarrier system of claim 12 to 14 is characterized in that,
Said terminal and base station position when measuring through multi-carrier mode and also comprise: scheduling and transmit all the other business on all the other carrier waves.
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| CN2008101729719A CN101730222B (en) | 2008-10-23 | 2008-10-23 | Positioning measurement method, positioning measurement device and positioning measurement system in multi-carrier system |
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| US10034205B2 (en) | 2010-10-01 | 2018-07-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Positioning measurements and carrier switching in multi-carrier wireless communication networks |
| CN102821397B (en) * | 2011-06-08 | 2016-03-30 | 华为技术有限公司 | Location survey carrier wave is selected and locating measurement method, positioning treatment apparatus and terminal |
| CN102307385B (en) * | 2011-08-19 | 2014-09-10 | 电信科学技术研究院 | Method, device and system for positioning in multi-carrier system |
| CN102438311B (en) * | 2012-01-21 | 2015-08-19 | 电信科学技术研究院 | A kind of system of selection of MDT locate mode and equipment |
| CN103813440A (en) * | 2012-11-07 | 2014-05-21 | 中兴通讯股份有限公司 | Positioning method of mobile terminal in LTE system and system thereof |
| CN106604390B (en) | 2015-10-15 | 2020-08-04 | 中国移动通信集团公司 | Method, base station and terminal for providing positioning service |
| CN109831740A (en) * | 2019-04-04 | 2019-05-31 | 深圳市三旺通信股份有限公司 | A method of wireless location is realized based on embedded real-time operating system |
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| CN101091400A (en) * | 2004-10-14 | 2007-12-19 | 高通弗拉里奥恩技术公司 | Wireless terminal location using apparatus and methods employing carrier diversity |
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| CN1556930A (en) * | 2001-03-09 | 2004-12-22 | �����ɷ� | Server-assisted position determination in a radio network |
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